package com.example.baiduapi.Util;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.util.DigestUtils;

import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.HashMap;
import java.util.Map;

public class EncPassword {
    public static final String FINALSTE_PASSWORD = "H3142Y";
    // 生成MD5加密算法
    /***
     * MD5加码 生成32位md5码
     */
    public static String string2MD5(String inStr){
        MessageDigest md5 = null;
        try{
            md5 = MessageDigest.getInstance("MD5");
        }catch (Exception e){
            System.out.println(e.toString());
            e.printStackTrace();
            return "";
        }
        char[] charArray = inStr.toCharArray();
        byte[] byteArray = new byte[charArray.length];

        for (int i = 0; i < charArray.length; i++)
            byteArray[i] = (byte) charArray[i];
        byte[] md5Bytes = md5.digest(byteArray);
        StringBuffer hexValue = new StringBuffer();
        for (int i = 0; i < md5Bytes.length; i++){
            int val = ((int) md5Bytes[i]) & 0xff;
            if (val < 16)
                hexValue.append("0");
            hexValue.append(Integer.toHexString(val));
        }
        return hexValue.toString();

    }

    /**
     * 加密解密算法 执行一次加密，两次解密
     */
    public static String convertMD5(String inStr){

        char[] a = inStr.toCharArray();
        for (int i = 0; i < a.length; i++){
            a[i] = (char) (a[i] ^ 't');
        }
        String s = new String(a);
        return s;

    }

    /**
     * UUID和SID分割
     * @param str  String str = "uuid=c4ca4238a0b923820dcc509a6f75849b&SID=1";
     * @return
     * UUID: c4ca4238a0b923820dcc509a6f75849b
     * SID: 1
     */
    public static Map<String, String> parseString(String str) {
        Map<String, String> resultMap = new HashMap<>();

        // 按照"&"符号分割字符串
        String[] parts = str.split("&");

        // 遍历每个部分
        for (String part : parts) {
            // 按照"="符号分割键值对
            String[] keyValue = part.split("=");

            // 获取键和值
            String key = keyValue[0];
            String value = keyValue[1];

            // 将键值对放入结果Map中
            resultMap.put(key, value);
        }

        return resultMap;
    }

    // 测试主函数
    public static void main(String args[]) {
     /*   String s = new String("1");
        System.out.println("原始：" + s);
        System.out.println("MD5密文：" + string2MD5(s));
        System.out.println("加密的：" + convertMD5(s));
        System.out.println("解密的：" + convertMD5(convertMD5(s)));
*/
        System.out.println(string2MD5("434308"));
    }


}
